679667485164 has 24 divisors (see below), whose sum is σ = 1585938964848. Its totient is φ = 226548947520.

The previous prime is 679667485061. The next prime is 679667485169. The reversal of 679667485164 is 461584766976.

It is not an unprimeable number, because it can be changed into a prime (679667485169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440347 + ... + 1246290.

It is an arithmetic number, because the mean of its divisors is an integer number (66080790202).

Almost surely, 2^679667485164 is an apocalyptic number.

It is an amenable number.

679667485164 is an abundant number, since it is smaller than the sum of its proper divisors (906271479684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

679667485164 is a wasteful number, since it uses less digits than its factorization.

679667485164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720225 (or 1720223 counting only the distinct ones).

The product of its digits is 365783040, while the sum is 69.

The spelling of 679667485164 in words is "six hundred seventy-nine billion, six hundred sixty-seven million, four hundred eighty-five thousand, one hundred sixty-four".